The global movement Plastic Free July begins today.

Millions take part to see if they can reduce single use plastic use for a month - a task easier said than done.

However, it may not be all that hard. For the last two years, one Auckland family with five children has thrown out one bag of rubbish each year - and they'll have some good tips on where to start.

Father Stephen Archer joined Kate Hawkesby to discuss how they pulled it off.

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